On Sun, 1 May 2005 19:46:44 +0200
Stefan Frings <[EMAIL PROTECTED]> wrote:
> Hello,
>
> I like to optimize more than 100 photos (jpeg, 640x480) for web publishing. I
> noticed thet the files are much smaller when I simply load and overwrite them
> with gimp with very minor loss of quality.
>
> I woul dlike to do this with all my pictures in an automatic batch job. Ho
> can
> I do this?
>
> If there is another nice Linux program, then this would also be ok for me but
> I assume that Gimp can do it - I assume that Gimp can do everything:-)
If you have imagemagick, you can do something like this
#!/bin/bash
for img in `ls *.jpg`
do
convert -sample 25%x25% $img thumb-$img
done
but read man convert as there are many options
Owen
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